References
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- Chambers C. D. Barbiturate-sedative abuse: A study of prevalence among narcotic abusers. International Journal of the Addictions 1969; 4(1)45–57
- Ellingwood E. H., Smith W. G., Vaillant G. E. Narcotic addiction in males and females: A comparison. International Journal of the Addictions 1966; 1: 33–45